Hortus Urbis, a new open-air festival dedicated to gardening ancient Rome-style takes place in the Appia Antica park every Sunday, from 10.00, from 29 September until 30 November. The family-orientated weekly day out includes children's activities, workshops, picnics, seed and plant swaps, and exhibitions. The event is open to all, young and old, expert and amateur. For full details see website. Hortus Urbis, Cartiera Latina, Via Appia Antica 42 or 50.